The available payment methods and procedures differ between CloudPit and Controlpanel.
Note: Billing is handled differently depending on the system (invoice vs. credit). Please use the appropriate section.In CloudPit, billing is invoice-based. You will receive an invoice when purchasing as well as for each product renewal.
You can pay open invoices as follows:
Navigate to My CloudPit → Invoices (1) and click Pay (2) on the open invoice. Then select PayPal (3).

You can set up automatic payment:
New invoices will then be charged automatically.
Already open invoices will not be automatically collected and must be paid manually.
More information:
If you do not want automatic renewal, please cancel the product in time.
Controlpanel uses a credit system.
For renewals, sufficient credit must be available in the account. You will be informed by email 30 days before expiration and receive further reminders.
Open Account → Add credit.
Enter the desired amount and choose a payment method:

Domains can also be renewed manually.
Open Domains (1) and click Manage (2) on the desired domain.
Select Renew domain now. The renewal will be added to the shopping cart.
The following payment methods are available in the shopping cart:
You can add a credit card or SEPA direct debit to automatically renew products.
More information: